The lower anterior teeth moved lingually and protracted. Occlusalplane is flattened.
下前牙在舌向移动与倾斜同时略有升高，平面变平。
2
Method: Model of the new occlusalplane guide which consisted of an adjustable guide plane and a foldable index line was made.
方法：制作可调试平面规的模型，包括可调平面板和可折叠鼻翼耳屏指示线。
3
This article reviewed the development of the relationship between the occlusalplane and the examination, diagnosis and the project design of malocclusion.